42220050 has 48 divisors (see below), whose sum is σ = 106293792. Its totient is φ = 11088000.

The previous prime is 42219979. The next prime is 42220081. The reversal of 42220050 is 5002224.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7950 + ... + 12150.

It is an arithmetic number, because the mean of its divisors is an integer number (2214454).

Almost surely, 2^42220050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42220050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53146896).

42220050 is an abundant number, since it is smaller than the sum of its proper divisors (64073742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42220050 is a wasteful number, since it uses less digits than its factorization.

42220050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283 (or 4278 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 42220050 is about 6497.6957454162. The cubic root of 42220050 is about 348.2086705960.

Adding to 42220050 its reverse (5002224), we get a palindrome (47222274).

The spelling of 42220050 in words is "forty-two million, two hundred twenty thousand, fifty".